The Big Bang Theory Vocabulary

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Across
  1. 4. When an object moves towards the receiver.
  2. 8. The simplest element.
  3. 10. American astronomer who played a crucial role in establishing the field of extragalactic astronomy.
  4. 11. All forms of matter and energy, and the structures they form.
  5. 13. An explanation of the early development of the Universe.
  6. 14. Who revolutionized astronomy with his theory of stellar nucleosynthesis.
  7. 16. The full range of electromagnetic radiation.
  8. 18. Records the composition of light emitted.
Down
  1. 1. The faint remnant glow of the big bang.
  2. 2. A huge collection of gas, dust, and billions of stars.
  3. 3. Limited range of wavelengths of electromagnetic radiation.
  4. 5. Who co-discovered the cosmic microwave background.
  5. 6. American radio astronomer, shared the 1978 Nobel Prize in physics.
  6. 7. 2nd element in the periodic table.
  7. 9. Natural science that studies celestial objects and the phenomena.
  8. 12. The capacity for doing work.
  9. 15. Most famous scientist in human history.
  10. 17. When an object moves away from receiver.